.tree {
  padding-left: 5px;
  box-sizing: border-box;
  width: 100%;
  .tree-item {
    font-size: 14px;
    font-weight: 600;
    color: #1d2129;
    box-sizing: border-box;
    cursor: pointer;
    p {
      padding-top: 5px;
      padding-bottom: 5px;
      box-sizing: border-box;
      display: flex;
      align-items: center;
      .trigonometry {
        display: inline-block;
        background: url(../img/xiala2.png) no-repeat;
        background-size: 100% 100%;
        width: 6px;
        height: 11px;
        margin-right: 7px;
        transition: transform 0.5s;
      }
      .checkbox_active {
        background: url(../img/checkbox_active.png) no-repeat;
        .common_jian_jia();
      }
      .checkbox {
        background: url(../img/checkbox.png) no-repeat;
        .common_jian_jia();
      }
      .jian {
        background: url(../img/jian.png) no-repeat;
        .common_jian_jia();
      }
      .jia {
        background: url(../img/jia.png) no-repeat;
        .common_jian_jia();
      }
      .common_jian_jia {
        display: inline-block;
        background-size: 100% 100%;
        width: 15px;
        height: 15px;
        margin-right: 7px;
      }
      .subTitle {
        color: #9ea6b0;
        font-weight: 600;
        font-size: 14px;
      }
    }
  }
}
